/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 01:09:32,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 01:09:33,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 01:09:33,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 01:09:33,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 01:09:33,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 01:09:33,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 01:09:33,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 01:09:33,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 01:09:33,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 01:09:33,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 01:09:33,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 01:09:33,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 01:09:33,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 01:09:33,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 01:09:33,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 01:09:33,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 01:09:33,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 01:09:33,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 01:09:33,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 01:09:33,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 01:09:33,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 01:09:33,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 01:09:33,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 01:09:33,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 01:09:33,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 01:09:33,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 01:09:33,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 01:09:33,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 01:09:33,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 01:09:33,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 01:09:33,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 01:09:33,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 01:09:33,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 01:09:33,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 01:09:33,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 01:09:33,079 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 01:09:33,093 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 01:09:33,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 01:09:33,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 01:09:33,095 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 01:09:33,095 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 01:09:33,095 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 01:09:33,095 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 01:09:33,095 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 01:09:33,096 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 01:09:33,096 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 01:09:33,096 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 01:09:33,096 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 01:09:33,096 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 01:09:33,097 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 01:09:33,097 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 01:09:33,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 01:09:33,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 01:09:33,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 01:09:33,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 01:09:33,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 01:09:33,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 01:09:33,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 01:09:33,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 01:09:33,099 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 01:09:33,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 01:09:33,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 01:09:33,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 01:09:33,100 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 01:09:33,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 01:09:33,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 01:09:33,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 01:09:33,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 01:09:33,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 01:09:33,101 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 01:09:33,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 01:09:33,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 01:09:33,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 01:09:33,102 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 01:09:33,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 01:09:33,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 01:09:33,441 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 01:09:33,442 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 01:09:33,443 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 01:09:33,443 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2019-11-24 01:09:33,516 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca266f581/e67e74516fbf49b2a7cf30ff694a401a/FLAGb497f26de [2019-11-24 01:09:34,261 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 01:09:34,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2019-11-24 01:09:34,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca266f581/e67e74516fbf49b2a7cf30ff694a401a/FLAGb497f26de [2019-11-24 01:09:34,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca266f581/e67e74516fbf49b2a7cf30ff694a401a [2019-11-24 01:09:34,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 01:09:34,810 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 01:09:34,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 01:09:34,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 01:09:34,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 01:09:34,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:09:34" (1/1) ... [2019-11-24 01:09:34,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f5c7c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:34, skipping insertion in model container [2019-11-24 01:09:34,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:09:34" (1/1) ... [2019-11-24 01:09:34,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 01:09:34,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 01:09:36,966 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2019-11-24 01:09:36,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 01:09:37,035 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 01:09:37,553 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2019-11-24 01:09:37,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 01:09:37,843 INFO L208 MainTranslator]: Completed translation [2019-11-24 01:09:37,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37 WrapperNode [2019-11-24 01:09:37,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 01:09:37,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 01:09:37,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 01:09:37,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 01:09:37,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37" (1/1) ... [2019-11-24 01:09:37,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37" (1/1) ... [2019-11-24 01:09:38,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 01:09:38,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 01:09:38,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 01:09:38,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 01:09:38,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37" (1/1) ... [2019-11-24 01:09:38,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37" (1/1) ... [2019-11-24 01:09:38,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37" (1/1) ... [2019-11-24 01:09:38,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37" (1/1) ... [2019-11-24 01:09:38,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37" (1/1) ... [2019-11-24 01:09:38,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37" (1/1) ... [2019-11-24 01:09:38,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37" (1/1) ... [2019-11-24 01:09:38,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 01:09:38,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 01:09:38,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 01:09:38,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 01:09:38,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 01:09:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-24 01:09:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-24 01:09:38,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 01:09:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 01:09:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 01:09:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 01:09:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-24 01:09:38,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-24 01:09:38,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 01:09:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 01:09:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 01:09:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 01:09:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 01:09:38,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 01:09:38,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 01:10:00,623 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 01:10:00,623 INFO L284 CfgBuilder]: Removed 178 assume(true) statements. [2019-11-24 01:10:00,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:10:00 BoogieIcfgContainer [2019-11-24 01:10:00,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 01:10:00,625 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 01:10:00,626 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 01:10:00,629 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 01:10:00,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:09:34" (1/3) ... [2019-11-24 01:10:00,630 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a6e8d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:10:00, skipping insertion in model container [2019-11-24 01:10:00,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:37" (2/3) ... [2019-11-24 01:10:00,630 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a6e8d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:10:00, skipping insertion in model container [2019-11-24 01:10:00,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:10:00" (3/3) ... [2019-11-24 01:10:00,632 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2019-11-24 01:10:00,642 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 01:10:00,650 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2019-11-24 01:10:00,660 INFO L249 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2019-11-24 01:10:00,686 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 01:10:00,686 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 01:10:00,686 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 01:10:00,687 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 01:10:00,687 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 01:10:00,687 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 01:10:00,687 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 01:10:00,687 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 01:10:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states. [2019-11-24 01:10:00,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-24 01:10:00,714 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 01:10:00,715 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 01:10:00,716 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 01:10:00,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 01:10:00,723 INFO L82 PathProgramCache]: Analyzing trace with hash -1842376761, now seen corresponding path program 1 times [2019-11-24 01:10:00,732 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 01:10:00,733 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261198904] [2019-11-24 01:10:00,733 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 01:10:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 01:10:01,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 01:10:01,483 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261198904] [2019-11-24 01:10:01,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 01:10:01,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 01:10:01,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375268820] [2019-11-24 01:10:01,492 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 01:10:01,492 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 01:10:01,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 01:10:01,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:01,511 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 3 states. [2019-11-24 01:10:01,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 01:10:01,642 INFO L93 Difference]: Finished difference Result 358 states and 572 transitions. [2019-11-24 01:10:01,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 01:10:01,646 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-24 01:10:01,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 01:10:01,671 INFO L225 Difference]: With dead ends: 358 [2019-11-24 01:10:01,671 INFO L226 Difference]: Without dead ends: 231 [2019-11-24 01:10:01,676 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:01,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2019-11-24 01:10:01,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 219. [2019-11-24 01:10:01,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2019-11-24 01:10:01,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 346 transitions. [2019-11-24 01:10:01,791 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 346 transitions. Word has length 9 [2019-11-24 01:10:01,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 01:10:01,792 INFO L462 AbstractCegarLoop]: Abstraction has 219 states and 346 transitions. [2019-11-24 01:10:01,792 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 01:10:01,793 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 346 transitions. [2019-11-24 01:10:01,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-24 01:10:01,794 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 01:10:01,794 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 01:10:01,794 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 01:10:01,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 01:10:01,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1153002589, now seen corresponding path program 1 times [2019-11-24 01:10:01,795 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 01:10:01,796 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390701167] [2019-11-24 01:10:01,796 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 01:10:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 01:10:02,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 01:10:02,053 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390701167] [2019-11-24 01:10:02,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 01:10:02,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 01:10:02,056 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908213303] [2019-11-24 01:10:02,057 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 01:10:02,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 01:10:02,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 01:10:02,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:02,059 INFO L87 Difference]: Start difference. First operand 219 states and 346 transitions. Second operand 3 states. [2019-11-24 01:10:02,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 01:10:02,090 INFO L93 Difference]: Finished difference Result 219 states and 346 transitions. [2019-11-24 01:10:02,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 01:10:02,091 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2019-11-24 01:10:02,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 01:10:02,093 INFO L225 Difference]: With dead ends: 219 [2019-11-24 01:10:02,093 INFO L226 Difference]: Without dead ends: 217 [2019-11-24 01:10:02,095 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:02,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2019-11-24 01:10:02,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2019-11-24 01:10:02,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2019-11-24 01:10:02,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 344 transitions. [2019-11-24 01:10:02,129 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 344 transitions. Word has length 11 [2019-11-24 01:10:02,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 01:10:02,129 INFO L462 AbstractCegarLoop]: Abstraction has 217 states and 344 transitions. [2019-11-24 01:10:02,129 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 01:10:02,129 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 344 transitions. [2019-11-24 01:10:02,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-24 01:10:02,131 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 01:10:02,131 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 01:10:02,131 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 01:10:02,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 01:10:02,132 INFO L82 PathProgramCache]: Analyzing trace with hash -1383342720, now seen corresponding path program 1 times [2019-11-24 01:10:02,132 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 01:10:02,132 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384766384] [2019-11-24 01:10:02,133 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 01:10:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 01:10:02,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 01:10:02,403 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384766384] [2019-11-24 01:10:02,404 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 01:10:02,404 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 01:10:02,404 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935595834] [2019-11-24 01:10:02,404 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 01:10:02,408 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 01:10:02,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 01:10:02,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:02,408 INFO L87 Difference]: Start difference. First operand 217 states and 344 transitions. Second operand 3 states. [2019-11-24 01:10:02,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 01:10:02,441 INFO L93 Difference]: Finished difference Result 217 states and 344 transitions. [2019-11-24 01:10:02,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 01:10:02,442 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-11-24 01:10:02,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 01:10:02,444 INFO L225 Difference]: With dead ends: 217 [2019-11-24 01:10:02,444 INFO L226 Difference]: Without dead ends: 213 [2019-11-24 01:10:02,445 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:02,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2019-11-24 01:10:02,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2019-11-24 01:10:02,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2019-11-24 01:10:02,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 339 transitions. [2019-11-24 01:10:02,473 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 339 transitions. Word has length 12 [2019-11-24 01:10:02,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 01:10:02,473 INFO L462 AbstractCegarLoop]: Abstraction has 213 states and 339 transitions. [2019-11-24 01:10:02,473 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 01:10:02,474 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 339 transitions. [2019-11-24 01:10:02,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-24 01:10:02,475 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 01:10:02,475 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 01:10:02,476 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 01:10:02,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 01:10:02,476 INFO L82 PathProgramCache]: Analyzing trace with hash 232476189, now seen corresponding path program 1 times [2019-11-24 01:10:02,476 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 01:10:02,477 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658848191] [2019-11-24 01:10:02,477 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 01:10:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 01:10:02,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 01:10:02,676 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658848191] [2019-11-24 01:10:02,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 01:10:02,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 01:10:02,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366348839] [2019-11-24 01:10:02,677 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 01:10:02,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 01:10:02,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 01:10:02,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:02,679 INFO L87 Difference]: Start difference. First operand 213 states and 339 transitions. Second operand 3 states. [2019-11-24 01:10:02,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 01:10:02,724 INFO L93 Difference]: Finished difference Result 405 states and 639 transitions. [2019-11-24 01:10:02,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 01:10:02,724 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-11-24 01:10:02,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 01:10:02,726 INFO L225 Difference]: With dead ends: 405 [2019-11-24 01:10:02,726 INFO L226 Difference]: Without dead ends: 193 [2019-11-24 01:10:02,728 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:02,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2019-11-24 01:10:02,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 182. [2019-11-24 01:10:02,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2019-11-24 01:10:02,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 289 transitions. [2019-11-24 01:10:02,739 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 289 transitions. Word has length 12 [2019-11-24 01:10:02,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 01:10:02,739 INFO L462 AbstractCegarLoop]: Abstraction has 182 states and 289 transitions. [2019-11-24 01:10:02,739 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 01:10:02,739 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 289 transitions. [2019-11-24 01:10:02,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-24 01:10:02,741 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 01:10:02,741 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 01:10:02,742 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 01:10:02,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 01:10:02,743 INFO L82 PathProgramCache]: Analyzing trace with hash 66047821, now seen corresponding path program 1 times [2019-11-24 01:10:02,744 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 01:10:02,744 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607636078] [2019-11-24 01:10:02,744 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 01:10:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 01:10:02,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 01:10:02,933 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607636078] [2019-11-24 01:10:02,933 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 01:10:02,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 01:10:02,934 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712270903] [2019-11-24 01:10:02,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 01:10:02,934 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 01:10:02,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 01:10:02,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:02,935 INFO L87 Difference]: Start difference. First operand 182 states and 289 transitions. Second operand 3 states. [2019-11-24 01:10:02,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 01:10:02,942 INFO L93 Difference]: Finished difference Result 182 states and 289 transitions. [2019-11-24 01:10:02,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 01:10:02,943 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-11-24 01:10:02,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 01:10:02,945 INFO L225 Difference]: With dead ends: 182 [2019-11-24 01:10:02,945 INFO L226 Difference]: Without dead ends: 180 [2019-11-24 01:10:02,945 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:02,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2019-11-24 01:10:02,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 180. [2019-11-24 01:10:02,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2019-11-24 01:10:02,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 287 transitions. [2019-11-24 01:10:02,955 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 287 transitions. Word has length 13 [2019-11-24 01:10:02,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 01:10:02,955 INFO L462 AbstractCegarLoop]: Abstraction has 180 states and 287 transitions. [2019-11-24 01:10:02,955 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 01:10:02,955 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 287 transitions. [2019-11-24 01:10:02,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-24 01:10:02,960 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 01:10:02,960 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 01:10:02,960 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 01:10:02,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 01:10:02,961 INFO L82 PathProgramCache]: Analyzing trace with hash 2047481642, now seen corresponding path program 1 times [2019-11-24 01:10:02,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 01:10:02,962 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411293822] [2019-11-24 01:10:02,962 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 01:10:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 01:10:03,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 01:10:03,176 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411293822] [2019-11-24 01:10:03,176 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 01:10:03,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 01:10:03,177 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534532230] [2019-11-24 01:10:03,177 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 01:10:03,177 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 01:10:03,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 01:10:03,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:03,179 INFO L87 Difference]: Start difference. First operand 180 states and 287 transitions. Second operand 3 states. [2019-11-24 01:10:03,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 01:10:03,219 INFO L93 Difference]: Finished difference Result 265 states and 428 transitions. [2019-11-24 01:10:03,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 01:10:03,219 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-11-24 01:10:03,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 01:10:03,221 INFO L225 Difference]: With dead ends: 265 [2019-11-24 01:10:03,221 INFO L226 Difference]: Without dead ends: 259 [2019-11-24 01:10:03,226 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:03,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2019-11-24 01:10:03,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 259. [2019-11-24 01:10:03,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2019-11-24 01:10:03,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 422 transitions. [2019-11-24 01:10:03,247 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 422 transitions. Word has length 14 [2019-11-24 01:10:03,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 01:10:03,247 INFO L462 AbstractCegarLoop]: Abstraction has 259 states and 422 transitions. [2019-11-24 01:10:03,247 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 01:10:03,248 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 422 transitions. [2019-11-24 01:10:03,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-24 01:10:03,248 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 01:10:03,249 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 01:10:03,249 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 01:10:03,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 01:10:03,249 INFO L82 PathProgramCache]: Analyzing trace with hash -952579337, now seen corresponding path program 1 times [2019-11-24 01:10:03,250 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 01:10:03,250 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972932989] [2019-11-24 01:10:03,250 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 01:10:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 01:10:03,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 01:10:03,491 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972932989] [2019-11-24 01:10:03,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 01:10:03,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 01:10:03,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047235297] [2019-11-24 01:10:03,492 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 01:10:03,492 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 01:10:03,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 01:10:03,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:03,493 INFO L87 Difference]: Start difference. First operand 259 states and 422 transitions. Second operand 3 states. [2019-11-24 01:10:03,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 01:10:03,499 INFO L93 Difference]: Finished difference Result 259 states and 422 transitions. [2019-11-24 01:10:03,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 01:10:03,499 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2019-11-24 01:10:03,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 01:10:03,501 INFO L225 Difference]: With dead ends: 259 [2019-11-24 01:10:03,501 INFO L226 Difference]: Without dead ends: 252 [2019-11-24 01:10:03,502 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:03,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2019-11-24 01:10:03,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 252. [2019-11-24 01:10:03,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2019-11-24 01:10:03,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 412 transitions. [2019-11-24 01:10:03,511 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 412 transitions. Word has length 15 [2019-11-24 01:10:03,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 01:10:03,512 INFO L462 AbstractCegarLoop]: Abstraction has 252 states and 412 transitions. [2019-11-24 01:10:03,512 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 01:10:03,512 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 412 transitions. [2019-11-24 01:10:03,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-24 01:10:03,513 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 01:10:03,513 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 01:10:03,513 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 01:10:03,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 01:10:03,514 INFO L82 PathProgramCache]: Analyzing trace with hash 373408078, now seen corresponding path program 1 times [2019-11-24 01:10:03,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 01:10:03,514 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353375331] [2019-11-24 01:10:03,514 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 01:10:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 01:10:03,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-24 01:10:03,722 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353375331] [2019-11-24 01:10:03,723 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 01:10:03,723 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 01:10:03,723 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377826670] [2019-11-24 01:10:03,723 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 01:10:03,724 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 01:10:03,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 01:10:03,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:03,724 INFO L87 Difference]: Start difference. First operand 252 states and 412 transitions. Second operand 3 states. [2019-11-24 01:10:06,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 01:10:06,602 INFO L93 Difference]: Finished difference Result 467 states and 768 transitions. [2019-11-24 01:10:06,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 01:10:06,602 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-11-24 01:10:06,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 01:10:06,604 INFO L225 Difference]: With dead ends: 467 [2019-11-24 01:10:06,604 INFO L226 Difference]: Without dead ends: 248 [2019-11-24 01:10:06,605 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:06,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2019-11-24 01:10:06,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2019-11-24 01:10:06,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2019-11-24 01:10:06,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 406 transitions. [2019-11-24 01:10:06,615 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 406 transitions. Word has length 25 [2019-11-24 01:10:06,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 01:10:06,616 INFO L462 AbstractCegarLoop]: Abstraction has 248 states and 406 transitions. [2019-11-24 01:10:06,616 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 01:10:06,616 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 406 transitions. [2019-11-24 01:10:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-24 01:10:06,617 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 01:10:06,617 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 01:10:06,617 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 01:10:06,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 01:10:06,618 INFO L82 PathProgramCache]: Analyzing trace with hash -724014967, now seen corresponding path program 1 times [2019-11-24 01:10:06,618 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 01:10:06,618 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234301102] [2019-11-24 01:10:06,618 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 01:10:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 01:10:06,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-24 01:10:06,792 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234301102] [2019-11-24 01:10:06,792 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 01:10:06,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 01:10:06,793 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769745305] [2019-11-24 01:10:06,793 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 01:10:06,793 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 01:10:06,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 01:10:06,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:06,794 INFO L87 Difference]: Start difference. First operand 248 states and 406 transitions. Second operand 3 states. [2019-11-24 01:10:09,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 01:10:09,471 INFO L93 Difference]: Finished difference Result 248 states and 406 transitions. [2019-11-24 01:10:09,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 01:10:09,472 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-11-24 01:10:09,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 01:10:09,474 INFO L225 Difference]: With dead ends: 248 [2019-11-24 01:10:09,474 INFO L226 Difference]: Without dead ends: 246 [2019-11-24 01:10:09,475 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 01:10:09,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2019-11-24 01:10:09,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2019-11-24 01:10:09,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2019-11-24 01:10:09,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 404 transitions. [2019-11-24 01:10:09,484 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 404 transitions. Word has length 27 [2019-11-24 01:10:09,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 01:10:09,485 INFO L462 AbstractCegarLoop]: Abstraction has 246 states and 404 transitions. [2019-11-24 01:10:09,485 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 01:10:09,485 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 404 transitions. [2019-11-24 01:10:09,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-24 01:10:09,486 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 01:10:09,486 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 01:10:09,487 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 01:10:09,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 01:10:09,487 INFO L82 PathProgramCache]: Analyzing trace with hash 799014621, now seen corresponding path program 1 times [2019-11-24 01:10:09,487 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 01:10:09,487 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233602850] [2019-11-24 01:10:09,488 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 01:10:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-24 01:10:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-24 01:10:15,319 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-11-24 01:10:15,320 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-24 01:10:15,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 01:10:15 BoogieIcfgContainer [2019-11-24 01:10:15,839 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 01:10:15,842 INFO L168 Benchmark]: Toolchain (without parser) took 41031.06 ms. Allocated memory was 136.8 MB in the beginning and 860.9 MB in the end (delta: 724.0 MB). Free memory was 93.5 MB in the beginning and 297.1 MB in the end (delta: -203.6 MB). Peak memory consumption was 682.6 MB. Max. memory is 7.1 GB. [2019-11-24 01:10:15,843 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 136.8 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-24 01:10:15,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3033.39 ms. Allocated memory was 136.8 MB in the beginning and 235.4 MB in the end (delta: 98.6 MB). Free memory was 93.3 MB in the beginning and 94.6 MB in the end (delta: -1.3 MB). Peak memory consumption was 97.3 MB. Max. memory is 7.1 GB. [2019-11-24 01:10:15,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.27 ms. Allocated memory is still 235.4 MB. Free memory was 94.6 MB in the beginning and 81.0 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-11-24 01:10:15,845 INFO L168 Benchmark]: Boogie Preprocessor took 185.61 ms. Allocated memory is still 235.4 MB. Free memory was 81.0 MB in the beginning and 70.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-11-24 01:10:15,846 INFO L168 Benchmark]: RCFGBuilder took 22374.08 ms. Allocated memory was 235.4 MB in the beginning and 682.1 MB in the end (delta: 446.7 MB). Free memory was 70.3 MB in the beginning and 410.9 MB in the end (delta: -340.6 MB). Peak memory consumption was 387.3 MB. Max. memory is 7.1 GB. [2019-11-24 01:10:15,847 INFO L168 Benchmark]: TraceAbstraction took 15213.42 ms. Allocated memory was 682.1 MB in the beginning and 860.9 MB in the end (delta: 178.8 MB). Free memory was 410.9 MB in the beginning and 297.1 MB in the end (delta: 113.7 MB). Peak memory consumption was 454.7 MB. Max. memory is 7.1 GB. [2019-11-24 01:10:15,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 136.8 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3033.39 ms. Allocated memory was 136.8 MB in the beginning and 235.4 MB in the end (delta: 98.6 MB). Free memory was 93.3 MB in the beginning and 94.6 MB in the end (delta: -1.3 MB). Peak memory consumption was 97.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 219.27 ms. Allocated memory is still 235.4 MB. Free memory was 94.6 MB in the beginning and 81.0 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 185.61 ms. Allocated memory is still 235.4 MB. Free memory was 81.0 MB in the beginning and 70.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 22374.08 ms. Allocated memory was 235.4 MB in the beginning and 682.1 MB in the end (delta: 446.7 MB). Free memory was 70.3 MB in the beginning and 410.9 MB in the end (delta: -340.6 MB). Peak memory consumption was 387.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15213.42 ms. Allocated memory was 682.1 MB in the beginning and 860.9 MB in the end (delta: 178.8 MB). Free memory was 410.9 MB in the beginning and 297.1 MB in the end (delta: 113.7 MB). Peak memory consumption was 454.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 6009]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 3459. Possible FailurePath: [L3287] int ldv_state_variable_3 ; [L3288] int ldv_state_variable_1 ; [L3289] int ldv_state_variable_2 ; [L3290] int ref_cnt ; [L3291] int ldv_state_variable_0 ; [L3401] int rc_core_debug ; [L4870] char *ldvarg3 ; [L4873] char *ldvarg5 ; [L4875] int ldv_retval_0 ; [L6026] static int ldv_mutex_cred_guard_mutex_of_signal_struct ; [L6129] static int ldv_mutex_ir_raw_handler_lock ; [L6231] static int ldv_mutex_lock ; [L6333] static int ldv_mutex_lock_of_rc_dev ; [L6435] static int ldv_mutex_mutex_of_device ; [L3458] static struct list_head rc_map_list = {& rc_map_list, & rc_map_list}; [L3459-L3460] static spinlock_t rc_map_lock = {{{{{0U}}, 3735899821U, 4294967295U, 0xffffffffffffffffUL, {0, {0, 0}, "rc_map_lock", 0, 0UL}}}}; [L3537] static struct rc_map_table empty[1U] = { {42U, 152U}}; [L3538-L3545] static struct rc_map_list empty_map = {{0, 0}, {(struct rc_map_table *)(& empty), 1U, 0U, 0U, 0, "rc-empty", {{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}}}; [L4223-L4224] static struct class ir_input_class = {"rc", 0, 0, 0, 0, 0, 0, & ir_devnode, 0, 0, 0, 0, 0, 0, 0, 0}; [L4225-L4237] static struct __anonstruct_proto_names_168 proto_names[12U] = { {0ULL, (char *)"none"}, {2ULL, (char *)"other"}, {1ULL, (char *)"unknown"}, {24ULL, (char *)"rc-5"}, {1024ULL, (char *)"nec"}, {253952ULL, (char *)"rc-6"}, {64ULL, (char *)"jvc"}, {896ULL, (char *)"sony"}, {32ULL, (char *)"rc-5-sz"}, {2048ULL, (char *)"sanyo"}, {4096ULL, (char *)"mce_kbd"}, {4ULL, (char *)"lirc"}}; [L4564-L4566] static struct device_attribute dev_attr_protocols = {{"protocols", 420U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & show_protocols, & store_protocols}; [L4567] static struct attribute *rc_dev_attrs[2U] = { & dev_attr_protocols.attr, 0}; [L4568] static struct attribute_group rc_dev_attr_grp = {0, 0, (struct attribute **)(& rc_dev_attrs)}; [L4569] static struct attribute_group const *rc_dev_attr_groups[2U] = { (struct attribute_group const *)(& rc_dev_attr_grp), 0}; [L4570-L4571] static struct device_type rc_dev_type = {0, (struct attribute_group const **)(& rc_dev_attr_groups), & rc_dev_uevent, 0, & rc_dev_release, 0}; [L4871] struct device *dev_attr_protocols_group0 ; [L4872] struct kobj_uevent_env *ldvarg0 ; [L4874] struct device *ldvarg1 ; [L4876] size_t ldvarg4 ; [L4878] struct device_attribute *dev_attr_protocols_group1 ; [L4880] struct device *rc_dev_type_group0 ; [L4881] umode_t *ldvarg2 ; [L5283] static struct list_head ir_raw_client_list = {& ir_raw_client_list, & ir_raw_client_list}; [L5284-L5287] static struct mutex ir_raw_handler_lock = {{1}, {{{{{0U}}, 3735899821U, 4294967295U, 0xffffffffffffffffUL, {0, {0, 0}, "ir_raw_handler_lock.wait_lock", 0, 0UL}}}}, {& ir_raw_handler_lock.wait_list, & ir_raw_handler_lock.wait_list}, 0, 0, (void *)(& ir_raw_handler_lock), {0, {0, 0}, "ir_raw_handler_lock", 0, 0UL}}; [L5288] static struct list_head ir_raw_handler_list = {& ir_raw_handler_list, & ir_raw_handler_list}; [L5289] static u64 available_protocols ; [L5290] static struct work_struct wq_load ; [L4884] int tmp ; [L4885] int tmp___0 ; [L4886] int tmp___1 ; [L4887] int tmp___2 ; [L4888] int tmp___3 ; [L4890] ldvarg0 = (struct kobj_uevent_env*) __VERIFIER_nondet_long () [L4891] ldvarg1 = (struct device*) __VERIFIER_nondet_long () [L4892] ldvarg2 = (umode_t *) __VERIFIER_nondet_long () [L4893] ldvarg3 = (char*) __VERIFIER_nondet_long () [L4894] ldvarg4 = (size_t) __VERIFIER_nondet_long () [L4895] ldvarg5 = (char*) __VERIFIER_nondet_long () [L4896] dev_attr_protocols_group0 = (struct device *)__VERIFIER_nondet_long () [L4897] dev_attr_protocols_group1 = (struct device_attribute *)__VERIFIER_nondet_long () [L4898] rc_dev_type_group0 = (struct device*) __VERIFIER_nondet_long () [L6540] ldv_mutex_cred_guard_mutex_of_signal_struct = 1 [L6541] ldv_mutex_ir_raw_handler_lock = 1 [L6542] ldv_mutex_lock = 1 [L6543] ldv_mutex_lock_of_rc_dev = 1 [L6544] ldv_mutex_mutex_of_device = 1 [L4900] ldv_state_variable_1 = 0 [L4901] ref_cnt = 0 [L4902] ldv_state_variable_0 = 1 [L4903] ldv_state_variable_3 = 0 [L4904] ldv_state_variable_2 = 0 VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L4906] tmp = __VERIFIER_nondet_int() [L4908] case 0: [L4947] case 1: VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L4948] COND TRUE ldv_state_variable_0 != 0 [L4949] tmp___1 = __VERIFIER_nondet_int() [L4951] case 0: [L4959] case 1: VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L4960] COND TRUE ldv_state_variable_0 == 1 [L4847] int rc ; [L4848] struct lock_class_key __key ; [L4849] int tmp ; [L6576] return __VERIFIER_nondet_int(); [L4851] tmp = __class_register(& ir_input_class, & __key) [L4852] rc = tmp [L4853] COND FALSE !(rc != 0) [L3225] head->prev [L3525] return (0); [L4859] return (0); [L4859] return (0); [L4961] ldv_retval_0 = rc_core_init() [L4962] COND TRUE ldv_retval_0 == 0 [L4963] ldv_state_variable_0 = 3 [L4964] ldv_state_variable_2 = 1 [L4965] ldv_state_variable_3 = 1 [L4966] ldv_state_variable_1 = 1 VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L4969] COND FALSE !(ldv_retval_0 != 0) VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L4906] tmp = __VERIFIER_nondet_int() [L4908] case 0: [L4947] case 1: [L4984] case 2: [L5002] case 3: VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L5003] COND TRUE ldv_state_variable_2 != 0 [L5004] tmp___3 = __VERIFIER_nondet_int() [L5006] case 0: [L5014] case 1: VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L5015] COND TRUE ldv_state_variable_2 == 1 [L4240] struct rc_dev *dev ; [L4241] struct device const *__mptr ; [L4242] u64 allowed ; [L4243] u64 enabled ; [L4244] char *tmp ; [L4245] int i ; [L4246] struct _ddebug descriptor ; [L4247] long tmp___0 ; [L4248] int tmp___1 ; [L4249] int tmp___2 ; [L4251] __mptr = (struct device const *)device [L4252] dev = (struct rc_dev *)__mptr [L4253] tmp = buf VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L4254] COND FALSE !((unsigned long )dev == (unsigned long )((struct rc_dev *)0)) [L6369] COND TRUE ldv_mutex_lock_of_rc_dev == 1 VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L6373] ldv_mutex_lock_of_rc_dev = 2 [L4259] EXPR dev->driver_type VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L4259] COND FALSE !((unsigned int )dev->driver_type == 0U) [L4263] EXPR dev->raw VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L4263] COND FALSE !((unsigned long )dev->raw != (unsigned long )((struct ir_raw_event_ctrl *)0)) [L4267] return (-19L); [L4267] return (-19L); VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L5017] ldv_state_variable_2 = 1 VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L4906] tmp = __VERIFIER_nondet_int() [L4908] case 0: [L4947] case 1: VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L4948] COND TRUE ldv_state_variable_0 != 0 [L4949] tmp___1 = __VERIFIER_nondet_int() [L4951] case 0: VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L4952] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L4954] ldv_state_variable_0 = 2 VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L6551] COND TRUE ldv_mutex_cred_guard_mutex_of_signal_struct == 1 VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L6555] COND TRUE ldv_mutex_ir_raw_handler_lock == 1 VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L6559] COND TRUE ldv_mutex_lock == 1 VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L6563] COND FALSE !(ldv_mutex_lock_of_rc_dev == 1) VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] [L6009] __VERIFIER_error() VAL [available_protocols=0, dev_attr_protocols={279:0}, dev_attr_protocols_group0={0:-2}, dev_attr_protocols_group1={0:0}, empty={170:0}, empty_map={198:0}, ir_input_class={274:0}, ir_raw_client_list={136:0}, ir_raw_handler_list={86:0}, ir_raw_handler_lock={289:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={276:0}, rc_core_debug=0, rc_dev_attr_groups={225:0}, rc_dev_attr_grp={211:0}, rc_dev_attrs={148:0}, rc_dev_type={266:0}, rc_dev_type_group0={0:0}, rc_map_list={206:0}, rc_map_lock={137:0}, ref_cnt=0, wq_load={202:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 126 locations, 11 error locations. Result: UNSAFE, OverallTime: 15.1s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 5.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1670 SDtfs, 1122 SDslu, 746 SDs, 0 SdLazy, 52 SolverSat, 16 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 5.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=259occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 23 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 173 NumberOfCodeBlocks, 173 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 129 ConstructedInterpolants, 0 QuantifiedInterpolants, 3979 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...